CVE-2024-34392

libxmljs namespaces type confusion RCE

libxmljs is vulnerable to a type confusion vulnerability when parsing a specially crafted XML while invoking the namespaces() function (which invokes _wrap__xmlNode_nsDef_get()) on a grand-child of a node that refers to an entity. This vulnerability can lead to denial of service and remote code execution.

Affected

libxmljs

CVSS v4.0 GitHub

9.3 CRITICALCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N

CVSS v3.1 NVD

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v3.1 JFROG

8.1 HIGHCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

1.14% chance of exploitation in the next 30 days, 66th percentile

Published

2024-05-02

Updated

2024-11-25

Proof-of-concept exploits (2)

• libxmljs/libxmljs/issues/6461056★ · 2026-01-12
• https://research.jfrog.com/vulnerabilities/libxmljs-namespaces-type-confusion-rce-jfsa-20…

Security advisories

• https://research.jfrog.com/vulnerabilities/libxmljs-namespaces-type-confusion-rce-jfsa-20…
• advisories/GHSA-mg49-jqgw-gcj6

References

• CVE Record
• NVD entry

Related

• CVE-2024-34391